Hello, my name is***** to Justanswer! Give me just a few minutes to look up some specifics, I'm working on this now.
You can replace them at home, it's not hard at all. Click here to order a battery, and click here for the instructional video. The battery comes with the tools, so that's all you need to order. Let me know if you have any questions. Please take a moment to rate my service with you today, 3-5 stars. It does not close the question, and you can respond to me and get a reply until it is fixed at no extra charge after rating.